The author of international phenomenon THE READER returns with a tale of old jealousies, explosive politics and uncertain futures. Meet the Baader-Meinhof Group, 25 years on.  Meer

Great mathematicians write for the future and Georg Friedrich Bernhard Riemann (1826–66) was one of the greatest mathematicians of all time. Edited by Heinrich Martin Weber, with assistance from Richard Dedekind, this edition of his collected works in German first appeared in 1876.  Meer